| /* |
| * Copyright (c) 2012-2013, The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| /* |
| * Copyright (c) 2012, The Linux Foundation. All rights reserved. |
| * |
| * Previously licensed under the ISC license by Qualcomm Atheros, Inc. |
| * |
| * |
| * Permission to use, copy, modify, and/or distribute this software for |
| * any purpose with or without fee is hereby granted, provided that the |
| * above copyright notice and this permission notice appear in all |
| * copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL |
| * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE |
| * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL |
| * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
| * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| * PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| /* |
| * Woodside Networks, Inc proprietary. All rights reserved. |
| * $File: //depot/software/projects/feature_branches/gen5_phase1/os/linux/classic/ap/apps/ssm/auth8021x/ani8021xPrf.h $ |
| * |
| * Contains declarations for routines to calculate the 802.11i PRF |
| * functions. |
| * |
| * Author: Mayank D. Upadhyay |
| * Date: 19-March-2003 |
| * History:- |
| * Date Modified by Modification Information |
| * ------------------------------------------------------ |
| */ |
| |
| #ifndef __AAG_PRF_H_ |
| #define __AAG_PRF_H_ |
| |
| #include "vos_types.h" |
| #include <bapRsnAsfPacket.h> |
| #include <bapRsnSsmEapol.h> |
| #include "csrApi.h" |
| |
| |
| /* |
| * Define the maximum size needed for the result array so that SHA-1 |
| * overflow is accounted for. |
| */ |
| #define AAG_PRF_MAX_OUTPUT_SIZE 80 |
| |
| #define AAG_RSN_PTK_TK1_OFFSET \ |
| (AAG_RSN_EAPOL_MIC_KEY_LEN + AAG_RSN_EAPOL_ENC_KEY_LEN) |
| |
| // Pairwise key related definitions... |
| |
| #define AAG_RSN_PTK_PRF_LEN_TKIP 512 //bits |
| #define AAG_RSN_PTK_PRF_LEN_CCMP 384 //bits |
| #define AAG_RSN_PTK_PRF_LEN_WEP104 384 //bits |
| #define AAG_RSN_PTK_PRF_LEN_WEP40 384 //bits |
| |
| // Group key related definitions... |
| |
| #define AAG_RSN_GMK_SIZE 16 |
| |
| #define AAG_RSN_GTK_PRF_LEN_TKIP 256 //bits |
| #define AAG_RSN_GTK_PRF_LEN_CCMP 128 //bits |
| #define AAG_RSN_GTK_PRF_LEN_WEP104 128 //bits |
| #define AAG_RSN_GTK_PRF_LEN_WEP40 128 //bits |
| |
| // Key material length that is sent to the MAC layer... |
| |
| #define AAG_RSN_KEY_MATERIAL_LEN_CCMP 16 |
| #define AAG_RSN_KEY_MATERIAL_LEN_TKIP 32 |
| #define AAG_RSN_KEY_MATERIAL_LEN_WEP104 13 |
| #define AAG_RSN_KEY_MATERIAL_LEN_WEP40 5 |
| |
| /** |
| * aagGetKeyMaterialLen |
| * |
| * Returns the number of bytes of the PTK that have to be provided to |
| * the MAC layer for a given cipher type. |
| * |
| * @param cipherType the cipher-type |
| * |
| * @return the number of bytes of key material for this cipher type, |
| * or 0 for invalid cipher types. |
| */ |
| int |
| aagGetKeyMaterialLen(eCsrEncryptionType cipherType); |
| |
| /** |
| * aagPtkPrf |
| * |
| * The PRF used for calculating the pairwise temporal key under IEEE |
| * 802.11i. |
| * |
| * @param result a fixed size array where the outputis stored. Should |
| * have enough place for the SHA-1 overflow. |
| * @param prfLen the number of BITS desired from the PRF result |
| * @param pmk the pairwise master-key |
| * @param authAddr the MAC address of the authenticator |
| * @param suppAddr the MAC address of the supplicant |
| * @param aNonce the nonce generated by the authenticator |
| * @param sNonce the nonce generated by the supplicant |
| * |
| * @return ANI_OK if the operation succeeds |
| */ |
| int |
| aagPtkPrf(v_U32_t cryptHandle, |
| v_U8_t result[AAG_PRF_MAX_OUTPUT_SIZE], |
| v_U32_t prfLen, |
| tAniPacket *pmk, |
| tAniMacAddr authAddr, |
| tAniMacAddr suppAddr, |
| v_U8_t aNonce[ANI_EAPOL_KEY_RSN_NONCE_SIZE], |
| v_U8_t sNonce[ANI_EAPOL_KEY_RSN_NONCE_SIZE]); |
| |
| |
| /** |
| * aagGtkPrf |
| * |
| * The PRF used for calculating the group temporal key under IEEE |
| * 802.11i. |
| * |
| * @param result a fixed size array where the outputis stored. Should |
| * have enough place for the SHA-1 overflow. |
| * @param prfLen the number of BITS desired from the PRF result |
| * @param gmk the group master-key |
| * @param authAddr the MAC address of the authenticator |
| * @param gNonce the nonce generated by the authenticator for this purpose |
| * |
| * @return ANI_OK if the operation succeeds |
| */ |
| int |
| aagGtkPrf(v_U32_t cryptHandle, |
| v_U8_t result[AAG_PRF_MAX_OUTPUT_SIZE], |
| v_U32_t prfLen, |
| v_U8_t gmk[AAG_RSN_GMK_SIZE], |
| tAniMacAddr authAddr, |
| v_U8_t gNonce[ANI_EAPOL_KEY_RSN_NONCE_SIZE]); |
| |
| /** |
| * aagPrf |
| * |
| * The raw PRF function that is used in IEEE 802.11i. |
| * |
| * @param result a fixed size array where the outputis stored. Should |
| * have enough place for the SHA-1 overflow. |
| * @param key the key to use in the PRF |
| * @param keyLen the length of the key |
| * @param a the parameter A which is usually a unique label |
| * @param aLen the length of the parameter A |
| * @ param b the parameter B |
| * @param bLen the length of parameter B |
| * @param prfLen the number to BITS desired from the PRF result |
| * |
| * @return ANI_OK if the operation succeeds |
| */ |
| int |
| aagPrf(v_U32_t cryptHandle, |
| v_U8_t result[AAG_PRF_MAX_OUTPUT_SIZE], |
| v_U8_t *key, v_U8_t keyLen, |
| v_U8_t *a, v_U8_t aLen, |
| v_U8_t *b, v_U8_t bLen, |
| v_U32_t prfLen); |
| |
| #endif //__AAG_PRF_H_ |